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Mathematics 15 Online
OpenStudy (anonymous):

|1 - 4x| > 7

OpenStudy (muzzack):

first we do \[|1 - 4x| > 7 \]\[|1 - 4x| > -7\]

OpenStudy (muzzack):

then we take off the absolute values

OpenStudy (muzzack):

and make as a normal equation

OpenStudy (muzzack):

so it would be \[1−4x>7 \] and \[1−4x>−7\]

OpenStudy (muzzack):

then you do the process of subtracting both sides 1 on both equations

OpenStudy (muzzack):

so so it would be \[−4x>6\] and \[−4x>-8\]

OpenStudy (muzzack):

then you divide both sides

OpenStudy (muzzack):

so it would be \[x<\frac{ 6 }{ -4 }\] and \[x<\frac{−8 }{ -4 } \]

OpenStudy (muzzack):

then you simplify

OpenStudy (muzzack):

\[x<-\frac{ 3 }{ 2 }\]

OpenStudy (muzzack):

and

OpenStudy (muzzack):

\[x<2\]

OpenStudy (muzzack):

hope i helped

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